<template>
  <div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">

      <div class="title-container">
        <h3 class="title">CABC大数据共享平台</h3>
      </div>
      <div v-if="signIn" class="sign-in-box" >
          <el-form-item prop="phonenumber">
          <span class="svg-container">
            <svg-icon icon-class="user" />
          </span>
          <el-input
            ref="phonenumber"
            v-model="loginForm.username"
            placeholder="手机号"
            name="phonenumber"
            type="text"
            tabindex="1"
            auto-complete="on"
          />
        </el-form-item>

        <el-form-item prop="messagecode">
          <div class="message-box">
            <span class="svg-container">
              <svg-icon icon-class="user" />
            </span>
            <el-input
              ref="messagecode"
              placeholder="短信验证码"
              name="messagecode"
              type="text"
              tabindex="1"
            />
            <el-button type="primary" @click="test">获取验证码</el-button>
          </div>
        </el-form-item>

        <el-form-item prop="password">
          <span class="svg-container">
            <svg-icon icon-class="password" />
          </span>
          <el-input
            :key="passwordType"
            ref="password"
            v-model="loginForm.password"
            :type="passwordType"
            placeholder="密码"
            name="password"
            tabindex="2"
            auto-complete="on"
          />
          <span class="show-pwd" @click="showPwd">
            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
          </span>
        </el-form-item>

        <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">登陆</el-button>

        <div class="tips">
          <span @click="toSignUp" style="margin-right:20px;">没有账号？点我注册</span>
          <span >忘记密码？点我找回</span>
        </div> 
      </div>
      <div v-if="signUp" class="sing-up-box">
        <el-form-item prop="phonenumber">
          <span class="svg-container">
            <svg-icon icon-class="user" />
          </span>
          <el-input
            ref="phonenumber"
            v-model="loginForm.username"
            placeholder="手机号"
            name="phonenumber"
            type="text"
            tabindex="1"
            auto-complete="on"
          />
        </el-form-item>

        <el-form-item prop="messagecode">
          <div class="message-box">
            <span class="svg-container">
              <svg-icon icon-class="user" />
            </span>
            <el-input
              ref="messagecode"
              placeholder="短信验证码"
              name="messagecode"
              type="text"
              tabindex="1"
            />
            <el-button type="primary" @click="test">获取验证码</el-button>
          </div>
        </el-form-item>

        <el-form-item prop="password">
          <span class="svg-container">
            <svg-icon icon-class="password" />
          </span>
          <el-input
            :key="passwordType"
            ref="password"
            v-model="loginForm.password"
            :type="passwordType"
            placeholder="密码 6-15位，由数字和字母组成"
            name="password"
            tabindex="2"
            auto-complete="on"
          />
          <span class="show-pwd" @click="showPwd">
            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
          </span>
        </el-form-item>

        <el-form-item prop="password">
          <span class="svg-container">
            <svg-icon icon-class="password" />
          </span>
          <el-input
            :key="passwordType"
            ref="password"
            v-model="loginForm.password"
            :type="passwordType"
            placeholder="确认密码"
            name="password"
            tabindex="2"
            auto-complete="on"
          />
          <span class="show-pwd" @click="showPwd">
            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
          </span>
        </el-form-item>

        <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">注册</el-button>

        <div class="tips">
          <span @click="toSignIn" style="margin-right:20px;">已有账号？点我登陆</span>
        </div> 
      </div>

    </el-form>
    <el-button @click="tohome">跳转</el-button>
    <Vcode
      :show="isShowCode"
      @success="success"
      @close="close"
    />
  </div>
</template>

<script>
import { validUsername } from '@/utils/validate'
import Vcode from 'vue-puzzle-vcode'
import * as user from '@/api/user'

export default {
  name: 'Login',
  components: {
    Vcode
  },
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!validUsername(value)) {
        callback(new Error('请输入正确的手机号！'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('The password can not be less than 6 digits'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        phonenumber: '',
        password: ''
      },
      loginRules: {
        phonenumber: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      loading: false,
      passwordType: 'password',
      redirect: undefined,
      isShowCode: false, // 图像验证框是否出现
      signUp: false,
      signIn: true,

    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  methods: {
    test() {
      console.log('test thing')
      this.isShowCode = true
    },
    success() {
      console.log('success!')
      this.$message.success('验证码已发送！')
      this.isShowCode = false
    },
    close() {
      console.log('close')
      this.isShowCode = false
    },
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          this.$store.dispatch('user/login', this.loginForm).then(() => {
            this.$router.push({ path: this.redirect || '/' })
            this.loading = false
          }).catch(() => {
            this.loading = false
          })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    toSignUp(){
      this.signIn = false;
      this.signUp = true;
    },
    toSignIn(){
      this.signIn = true;
      this.signUp = false;
    },
    tohome(){
      this.$router.push({ path:'/'})
    }
  },
  mounted() {
    console.log(user);
    user.signUp()
    user.picCode()
  },
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg:#283443;
$light_gray:#fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}

.message-box{
  display: flex;
}
.tips{
  cursor: pointer;

  span{
    color: #889aa4;
  }
}
.tips :active{
  color: rgb(20, 0, 56);
}
</style>
